1 files changed, 94 insertions, 0 deletions
diff --git a/camel/camel-seekable-substream.h b/camel/camel-seekable-substream.h
new file mode 100644
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+++ b/camel/camel-seekable-substream.h
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* camel-seekable-substream.h : stream */
+
+/* 
+ *
+ * Author : 
+ *  Bertrand Guiheneuf <bertrand@helixcode.com>
+ *
+ * Copyright 1999, 2000 HelixCode (http://www.helixcode.com) .
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+
+#ifndef CAMEL_SEEKABLE_SUBSTREAM_H
+#define CAMEL_SEEKABLE_SUBSTREAM_H 1
+
+
+#ifdef __cplusplus
+extern "C" {
+#pragma }
+#endif /* __cplusplus }*/
+
+#include <gtk/gtk.h>
+#include <stdio.h>
+#include "camel-seekable-stream.h"
+
+
+
+#define CAMEL_SEEKABLE_SUBSTREAM_TYPE       (camel_seekable_substream_get_type ())
+#define CAMEL_SEEKABLE_SUBSTREAM(obj)       (GTK_CHECK_CAST((obj), CAMEL_SEEKABLE_SUBSTREAM_TYPE, CamelSeekableSubstream))
+#define CAMEL_SEEKABLE_SUBSTREAM_CLASS(k)   (GTK_CHECK_CLASS_CAST ((k), CAMEL_SEEKABLE_SUBSTREAM_TYPE, CamelSeekableSubstreamClass))
+#define CAMEL_IS_SEEKABLE_SUBSTREAM(o)      (GTK_CHECK_TYPE((o), CAMEL_SEEKABLE_SUBSTREAM_TYPE))
+
+
+
+
+typedef struct 
+{
+	CamelSeekableStream parent_object;
+
+	/*  --**-- Private fields --**--  */
+	CamelSeekableStream *parent_stream;   /* the stream this substream uses */ 
+	guint32 cur_pos;                      /* current postion in the stream */
+	guint32 inf_bound;                    /* first valid position */
+	guint32 sup_bound;                    /* first invalid position */
+	gboolean open;
+	
+} CamelSeekableSubstream;
+
+
+
+typedef struct {
+	CamelSeekableStreamClass parent_class;
+	
+	/* Virtual methods */	
+	void (*init_with_seekable_stream_and_bounds) (CamelSeekableSubstream *seekable_substream, 
+						      CamelSeekableStream    *parent_stream,
+						      guint32 inf_bound, 
+						      guint32 sup_bound);
+
+} CamelSeekableSubstreamClass;
+
+
+
+/* Standard Gtk function */
+GtkType camel_seekable_substream_get_type (void);
+
+
+/* public methods */
+void
+camel_seekable_substream_init_with_seekable_stream_and_bounds (CamelSeekableSubstream *seekable_substream, 
+							       CamelSeekableStream    *parent_stream,
+							       guint32                 inf_bound, 
+							       guint32                  sup_bound);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* CAMEL_SEEKABLE_SUBSTREAM_H */